Introduces students to statistical thinking by examining data collected to solve real-world problems. A wide range of applications are considered. Topics include experimental design, descriptive statistics, the normal curve, correlation and regression, probability theory, sampling, the central limit theorem, estimation, hypothesis testing, paired observations, and the chi-square test. Particular emphasis is given to the models that underlie statistical inference. Prerequisite: three years of secondary school mathematics. Note: This course is not open to students who have either received credit for or are currently enrolled in MATH 317. This course is also crosslisted as CORE 143S.